| Abbreviation | Definition |
|---|---|
| CDO | Climate Data Operators |
| CDR | Climate Data Record |
| CDR | Climate Data Records |
| CDRA | Climate and Disaster Risk Assessment |
| CECM | Clean Energy for Climate Mitigation |
| CECP | China Energy and Climate Project |
| CECP | Clean Energy and Climate Plan |
| CEFA | Climate Ecosystem and Fire Applications |
| CEFA | Climate Ecosystem Fire Applications |
| CEI | Climate Extremes Index |
| CEMAC | Centre of Excellence for Modelling the Atmosphere and Climate |
| CERCC | Coastal Ecosystem Response to Climate Change |
| CESD | Climate and Environmental Sciences Division |
| CEWS | Climate Early Warning System |
| CFAN | Climate Finance Access Network |
| CFAN | Climate Forecast Applications Network |
| CFAS | Climate Finance Advisory Service |
| CFDA | Climate Finance for Development Accelerator |
| CFEW | Climate Food Energy and Water |
| CFM | Climate Fund Managers |